[Year 12 SofDev] Multiple choice exam question confusion

Thu Oct 31 02:32:51 UTC 2019

Yes I agree. My students who have English as their second language would
struggle with the subtleties of these questions...

On Thu, Oct 31, 2019 at 1:30 PM Cooper, Michael J <
cooper.michael.j at edumail.vic.gov.au> wrote:

> Thanks for the quick reply Adrian,
>
>
>
> I agree -
>
>
>
> *Data flow diagrams must always show *VS *purpose of a data flow diagram
> is to display*
>
>
>
> They feel pretty similar to me
>
>
>
> Michael Cooper
>
> ICT Coordinator & Network Support
>
>
>
> [image: BSC Logo]
>
> braybrooksc.vic.edu.au
>
>
>
> *From:* sofdev <sofdev-bounces at edulists.com.au> *On Behalf Of *Adrian
> Janson
> *Sent:* Thursday, 31 October 2019 1:20 PM
> *To:* Year 12 Software Development Teachers' Mailing List <
> sofdev at edulists.com.au>
> *Subject:* Re: [Year 12 SofDev] Multiple choice exam question confusion
>
>
>
> Hi Michael,
>
>
>
> There is a difference in the questions here. One is asking for the purpose
> of a DFD and one is asking about what a DFD must always show. While this
> will be of no consolation to your students and mine, the questions are
> different.
>
>
>
> IMO - I dislike questions like this as we seem to be assessing the grammar
> and the comprehension of students more than their ability to apply the KK
> and skills.
>
>
>
> Cheers,
>
> Adrian
>
>
>
> On Thu, Oct 31, 2019 at 1:16 PM Cooper, Michael J <
> cooper.michael.j at edumail.vic.gov.au> wrote:
>
> Hi fellow SD teachers,
>
>
>
> One of my more conscientious students noticed this in the 2016 and 2017
> VCAA SD papers during revision and I thought I should get some
> clarification:
>
>
>
> 2016 Multiple Choice question 18:
>
> A data flow diagram can be used as a tool when designing software. Data
> flow diagrams must always show
>
> A. the decisions that are made when sub-modules are called.
>
> B. the sequence of tasks involved in completing a project.
>
> C. where data originates and where it is stored.
>
> *D. the specific data flows between processes.*
>
>
>
> The answer in the Examiners report is *D*.
>
>
>
> 2017 Multiple choice question 8
>
> The purpose of a data flow diagram is to display
>
> A. the organisation of data in storage.
>
> *B. where data originates and where it is stored. *
>
> C. the sequence of tasks involved in completing a project.
>
> D. the order in which the processes within a system occur
>
>
>
>                 The answer in the Examiners report is *B*.
>
>
>
> In the 2016 paper, option C has the EXACT same text as option B in 2017,
> however it was not the answer.
>
>
>
> The examiners report made a note on question 8 for the 2017–
>
> *significant number of students confused the purpose of a data flow
> diagram. The purpose of a data flow diagram is to display where data
> originates and where it is stored.  *
>
>
>
> Based on this information, I should be telling the students to follow the
> description in the examiner’s report, correct?
>
>
>
> Michael Cooper
>
> ICT Coordinator & Network Support
>
>
>
> [image: BSC Logo]
>
> braybrooksc.vic.edu.au
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